Pb(OH)2 + 2OH- + PbO2(-2) + 2H2O
Pb(OH)2 + 2KOH = K2PbO2 + 2H2O
Cr(OH)3 + 3H+ = Cr3+ + 3H2O
Cr(OH)3 + 3HCl = CrCl3 + 3H2O
Pb(OH)2 + 2OH- + PbO2(-2) + 2H2O
Pb(OH)2 + 2KOH = K2PbO2 + 2H2O
Cr(OH)3 + 3H+ = Cr3+ + 3H2O
Cr(OH)3 + 3HCl = CrCl3 + 3H2O